CN217354857U

CN217354857U - Fan that security performance is high

Info

Publication number: CN217354857U
Application number: CN202123376187.XU
Authority: CN
Inventors: 李耀富
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-09-02
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a fan that security performance is high relates to fan technical field. The utility model comprises a starting capacitor, a motor, a switch, a timer and a reverse stop switch which are connected in sequence; the two opposite sides of the reverse stop switch are provided with connecting terminals, the upper side of each connecting terminal is provided with two positioning holes and two limiting notches, and the side face of the reverse stop switch is provided with a positioning assembly corresponding to the connecting terminals. The utility model discloses an increase safety switch's the switch that stops that falls, start safety switch when fan slope or fall partially, the auto-power-off to reach the effect that the security performance is high, through be equipped with the positioning mechanism corresponding with the sliding plate at U type bracket upside, sliding plate bottom surface elastic fit has and presses the locating plate with connecting terminal is corresponding, the switch that stops that is convenient for is connected or demolishs with other electrical apparatus fast, and connecting terminal lies in U type bracket completely and presses the locating plate and surround, need not do the protection against electric shock and handle.

Description

Fan that security performance is high

Technical Field

The utility model belongs to the technical field of the fan, especially, relate to a fan that security performance is high.

Background

The fan refers to a tool for cooling by generating wind in hot days. The electric fan is a device which is driven by electricity to generate air flow, and a fan arranged in the electric fan rotates after being electrified, so that mechanical energy is converted into wind energy, and the electric fan is converted into natural wind to achieve a cooling effect.

The existing fan cannot automatically cut off power after being dumped, the blades are easily caused to rotate in a heavier mode, potential safety hazards exist, when the existing reverse stop switch is connected with other electrical appliances through connecting terminals, the barrel which penetrates through the two connecting terminals through extrusion is mostly used for forming two connecting terminals in a flanging positioning mode, the existing reverse stop switch is not easy to disassemble, and the insulating tape needs to be protected by electric shock and wound, so that the existing reverse stop switch is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fan that security performance is high, solved current fan and can not the auto-power-off after empting, lead to the blade to appear heavy rotation easily, and then have the technical problem of potential safety hazard.

In order to achieve the purpose, the utility model is realized by the following technical proposal:

a fan with high safety performance comprises a starting capacitor, a motor, a switch, a timer and a reverse stop switch which are connected in sequence;

the two opposite sides of the reversing switch are provided with connecting terminals, the upper side of each connecting terminal is provided with two positioning holes and two limiting notches, the side face of the reversing switch is provided with a positioning assembly corresponding to the connecting terminals, the positioning assembly comprises a U-shaped bracket which is arranged on one side of the reversing switch and corresponds to the connecting terminals, a sliding plate is arranged in the U-shaped bracket in an elastic sliding fit mode, a positioning mechanism corresponding to the sliding plate is arranged on the upper side of the U-shaped bracket, and a positioning plate corresponding to the connecting terminals is arranged on the bottom face of the sliding plate in an elastic fit mode.

Optionally, the sliding plate includes a first plate body slidably fitted in the U-shaped bracket, and a connecting column provided at an upper side of the first plate body, a first telescopic rod is provided between the first plate body and the pressing positioning plate, and a first spring is provided between the first plate body and the positioning mechanism.

Optionally, the pressing positioning plate comprises a second plate body connected with the first telescopic rod, and a positioning rod which is arranged on the bottom surface of the second plate body and corresponds to the positioning hole and the limiting notch.

Optionally, a plurality of guide grooves are formed in the inner side of the U-shaped bracket, and guide protrusions which are in sliding fit with the guide grooves are formed in the side portions of the first plate body and the second plate body.

Optionally, the positioning mechanism comprises a cover plate, a groove, an L-shaped limiting plate and a plurality of tooth grooves, the cover plate is sleeved on the periphery of the connecting column and fixed in the U-shaped bracket, the groove is formed in the cover plate, the L-shaped limiting plate is elastically and slidably matched in the groove, the tooth grooves are arrayed in the height direction of the connecting column, an inclined plane is arranged on one side, close to the connecting column, of the lower portion of the L-shaped limiting plate, and a second telescopic rod is arranged between the L-shaped limiting plate and the inner wall of the groove.

Optionally, the first telescopic rod comprises a barrel arranged on the upper side of the pressing positioning plate, a guide rod arranged on the bottom surface of the first plate body and in sliding fit with the barrel, and a second spring arranged in the barrel and connected with the guide rod.

The embodiment of the utility model has the following beneficial effect:

the utility model discloses an embodiment is through the back-off switch who increases safety switch, start safety switch when fan slope or incline, the auto-power-off, thereby reach the effect that the security performance is high, through be equipped with the positioning mechanism corresponding with the sliding plate at U type bracket upside, sliding plate bottom surface elastic fit has and presses the locating plate with connecting terminal is corresponding, be convenient for back-off switch is connected or demolishs with other electrical apparatus fast, and connecting terminal lies in U type bracket completely and presses the locating plate and surround, need not do the protection against electric shock and handle.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages simultaneously.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a telescopic type reverse stop switch according to an embodiment of the present invention;

fig. 2 is a schematic perspective view of a retractable parking switch according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a telescopic parking switch according to an embodiment of the present invention;

fig. 4 is a circuit diagram of an embodiment of the present invention;

fig. 5 is a schematic structural view of a U-shaped parking switch according to an embodiment of the present invention.

Wherein the figures include the following reference numerals:

the device comprises a reverse stop switch 5, a connecting terminal 6, a positioning hole 7, a limiting notch 8, a sliding plate 9, a pressing positioning plate 10, a first telescopic rod 11, a cover plate 12, an L-shaped limiting plate 13 and a U-shaped bracket (14);

a first plate 901, a connecting column 902, a first spring 903;

a second plate 1001 and a positioning rod 1002.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

Referring to fig. 1-5, in the present embodiment, a fan with high safety performance is provided, which includes: the starting capacitor, the motor, the switch, the timer and the stop-and-go switch 5 are connected in sequence;

the two opposite sides of the reverse stop switch 5 are provided with connecting terminals 6, the upper side of each connecting terminal 6 is provided with two positioning holes 7 and two limiting notches 8, the side face of the reverse stop switch 5 is provided with a positioning component corresponding to the connecting terminals 6, the positioning component comprises a U-shaped bracket 8 which is arranged on one side of the reverse stop switch 5 and corresponds to the connecting terminals 6, a sliding plate 9 is arranged in the U-shaped bracket 8 in an elastic sliding fit mode, the upper side of the U-shaped bracket 8 is provided with a positioning mechanism corresponding to the sliding plate 9, and the bottom face of the sliding plate 9 is elastically matched with a positioning plate 10 which corresponds to the connecting terminals 6 and presses.

The application of one aspect of the embodiment is as follows: through putting into between pressing locating plate 10 and connecting terminal 6 with the connecting terminal on other electrical apparatus, then press sliding plate 9 and promote the locating lever 1002 of pressing locating plate 10 and insert locating hole 7 on connecting terminal 6 and the connecting terminal on other electrical apparatus, in spacing breach 8, first spring 903 is tensile, first telescopic link 11 compresses, and then and make sliding plate 9 elasticity promote second plate body 1001 push down connecting terminal 6 and the connecting terminal on other electrical apparatus, and then be convenient for be connected with other electrical apparatus fast, and the position of positioning mechanism automatic sliding plate 9, remove the location of sliding plate 9, the elasticity of first spring 903 pulling sliding plate 9, press the locating plate 10 to slide and remove the spacing of connecting terminal on other electrical apparatus fast. It should be noted that all the electric devices involved in the present application may be powered by a storage battery or an external power source.

Through the switch 5 that stops that increases safety switch, start safety switch when fan slope or incline, auto-power-off, thereby reach the effect that the security performance is high, through be equipped with the positioning mechanism corresponding with sliding plate 9 at U type bracket 8 upside, 9 bottom surfaces of sliding plate elastic fit have with connecting terminal 6 corresponding pressing locating plate 10, be convenient for the switch 5 that stops is connected or demolish with other electrical apparatus fast, and connecting terminal 6 lies in U type bracket 8 completely and presses locating plate 10 to surround, need not do the protection against electric shock and handle.

The sliding plate 9 of this embodiment includes a first plate 901 slidably fitted in the U-shaped bracket 8, and a connecting column 902 provided at the upper side of the first plate 901, a first telescopic rod 11 is installed between the first plate 901 and the pressing positioning plate 10, and a first spring 903 is installed between the first plate 901 and the positioning mechanism, which is convenient.

The pressing positioning plate 10 of this embodiment includes a second plate 1001 connected to the first telescopic rod 11, and a positioning rod 1002 installed on the bottom surface of the second plate 1001 and corresponding to the positioning hole 7 and the limiting notch 8, so as to insert the positioning rod 1002 into the positioning hole 7 and the limiting notch 8 to position the connection relationship between the connection terminal 6 and the connection terminal on another electrical appliance, and the elastic force of the first telescopic rod 11 causes the second plate 1001 to press the connection relationship between the connection terminal 6 and the connection terminal on another electrical appliance.

The inside of the U-shaped bracket 8 of this embodiment is provided with a plurality of guide grooves, and the lateral portions of the first plate body 901 and the second plate body 1001 are both provided with guide protrusions which are slidably fitted in the guide grooves, so that the sliding stability of the first plate body 901 and the second plate body 1001 is improved.

The positioning mechanism of this embodiment establishes at spliced pole 902 week side and fixes apron 12 in U type bracket 8 including the cover, locate the recess on the apron 12, elastic sliding fit is at L type limiting plate 13 of recess, a plurality of tooth's socket along spliced pole 902 direction of height array, L type limiting plate 13 lower part is close to spliced pole 902 one side and is equipped with the inclined plane, L type limiting plate 13 lower part is close to spliced pole 902 one end and is the triangle plate structure, be equipped with the second telescopic link between L type limiting plate 13 and the recess inner wall, the structure of second telescopic link is the same with the structure of first telescopic link 11, the position of spliced pole 902 is connected to the automatic elastic positioning of L type limiting plate 13 when being convenient for spliced pole 902 gliding, manual slip L type limiting plate 13 removes spacing to spliced pole 902 fast.

The first telescopic rod 11 of this embodiment includes the barrel installed on the upper side of the pressing positioning plate 10, the guide rod installed on the bottom surface of the first plate 901 and sliding fit in the barrel, and the second spring installed in the barrel and connected with the guide rod, which is convenient for improving the stability of the first telescopic rod 11 elastically pushing the pressing positioning plate 10. The reverse stop switch 5 is a telescopic reverse stop switch or a U-shaped reverse stop switch.

The above embodiments may be combined with each other.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the accompanying drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated by the orientation words such as "front, back, up, down, left, right", "horizontal, vertical, horizontal" and "top, bottom" etc. are usually based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of description, and in the case of not making a contrary explanation, these orientation words do not indicate and imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore, should not be interpreted as limiting the scope of the present invention; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.

Claims

1. A fan with high safety performance is characterized by comprising: a starting capacitor, a motor, a switch, a timer and a reverse stop switch (5) which are connected in sequence;

the two opposite sides of the reverse stop switch (5) are provided with connecting terminals (6), the upper side of each connecting terminal (6) is provided with two positioning holes (7) and two limiting notches (8), the side face of the reverse stop switch (5) is provided with a positioning assembly corresponding to the connecting terminals (6), the positioning assembly comprises a U-shaped bracket (14) which is arranged on one side of the reverse stop switch (5) and corresponds to the connecting terminals (6), a sliding plate (9) is arranged in the U-shaped bracket (14) in an elastic sliding fit mode, a positioning mechanism corresponding to the sliding plate (9) is arranged on the upper side of the U-shaped bracket (14), and a positioning plate (10) corresponding to the connecting terminals (6) is arranged on the bottom surface of the sliding plate (9) in an elastic fit mode.

2. The fan with high safety performance as claimed in claim 1, wherein the sliding plate (9) comprises a first plate body (901) slidably fitted in the U-shaped bracket (14) and a connecting column (902) provided with an upper side of the first plate body (901), a first telescopic rod (11) is provided between the first plate body (901) and the pressing and positioning plate (10), and a first spring (903) is provided between the first plate body (901) and the positioning mechanism.

3. The fan with high safety as claimed in claim 2, wherein the pressing positioning plate (10) comprises a second plate (1001) connected to the first telescopic rod (11), and a positioning rod (1002) mounted on the bottom surface of the second plate (1001) and corresponding to the positioning hole (7) and the limiting notch (8).

4. A fan with high safety as claimed in claim 3, wherein a plurality of guide grooves are formed inside the U-shaped bracket (14), and guide protrusions slidably fitted into the guide grooves are formed at the side portions of the first plate (901) and the second plate (1001).

5. The fan with high safety as claimed in claim 4, wherein the positioning mechanism comprises a cover plate (12) sleeved on the periphery of the connecting post (902) and fixed in the U-shaped bracket (14), a groove arranged on the cover plate (12), an L-shaped limiting plate (13) elastically and slidably fitted in the groove, and a plurality of tooth grooves arrayed along the height direction of the connecting post (902), wherein an inclined plane is arranged on one side of the lower part of the L-shaped limiting plate (13) close to the connecting post (902), and a second telescopic rod is arranged between the L-shaped limiting plate (13) and the inner wall of the groove.

6. The fan with high safety as claimed in claim 5, wherein the first telescopic rod (11) comprises a barrel installed on the upper side of the pressing positioning plate (10), a guide rod installed on the bottom of the first plate (901) and slidably fitted into the barrel, and a second spring installed in the barrel and connected to the guide rod.